Etymology

Noun

1. The assignment of something to a period of time that precedes it.
2. The representation of something which has occurred before its time. I'm a dead man.
3. The anticipation of an objection to an argument.
4. A grammatical construction that consists of placing an element in a syntactic unit before that to which it would logically correspond. That noise, I just heard it again.
5. A philosophical concept used in ancient epistemology to indicate a so-called "preconception", i.e. a pre-theoretical notion which can lead to true knowledge of the world.